Finding the Fourth Proportional to 9,969.28, 13,756.98 and 5,988.04

Step by Step Solution

1. Step 1: Write the proportion equation
   9,969.28 : 13,756.98 = 5,988.04 : x
2. Step 2: Convert to fraction form
   9,969.28/13,756.98 = 5,988.04/x
3. Step 3: Cross multiply
   9,969.28x = 13,756.98 × 5,988.04
4. Step 4: Simplify right side
   9,969.28x = 82,377,346.52
5. Step 5: Solve for x
   x = 82,377,346.52/9,969.28
6. Step 6: Final answer
   x = 8,263.12